That worked! Thank you!
On Fri, Feb 14, 2020 at 1:10 PM Mark Thomas <[email protected]> wrote:
> On 14/02/2020 18:29, Richard Monson-Haefel wrote:
> > Hi,
> >
> > I'm experimenting with using annotations. I created a Servlet with
> > annotations and then attempt to get the init parameters in the doGet()
> > method, but I keep getting a null value when I use
> > this.getServletConfig(). If I save the ServletConfig in an instance
> > variable from the init() method it works as expected. Shouldn't the
> > this.getServletConfig() return the configuration object instead of a
> null?
> > What am I missing?
>
> You need to call super.init(confg)
>
> Mark
>
>
> >
> > Here is a listing. The code is also attached. I've run it both with and
> > without a web.xml file (just the root element when present).
> > @WebServlet(
> > name="myservlet",
> > urlPatterns={"/"},
> > initParams={
> > @WebInitParam(name="name", value="Richard"),
> > @WebInitParam(name="greeting", value="Hola")
> > }
> > )
> > public class TheServlet extends HttpServlet {
> >
> > ServletConfig myConfig;
> >
> > public void init(ServletConfig config) throws ServletException{
> > myConfig = config;
> > }
> >
> > protected void doGet(HttpServletRequest request, HttpServletResponse
> > response) throws ServletException, IOException {
> >
> > // Set content type
> > response.setContentType("text/plain");
> >
> > // Get initialization parameters
> >
> > //ServletConfig config = this.getServletConfig();
> > //^^^^^^^^^^^^^^ The above returns null ^^^^^^^^
> >
> > ServletConfig config = myConfig;
> > //^^^^^^^The above works ^^^^^^^^
> >
> > if(config != null){
> > String name = config.getInitParameter("name");
> > String greeting = config.getInitParameter("greeting");
> > response.getWriter().println(greeting + " " +name);
> > }else{
> > response.getWriter().println("there is no config");
> > }
> > }
> > }
> >
> > Thanks in advance!
> >
> > Richard
> >
>
>
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>
--
Richard Monson-Haefel
https://twitter.com/rmonson
https://www.linkedin.com/in/monsonhaefel/
